// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//


#pragma once

#include <string>
#include <unordered_set>
#include <pollux/expression/type_signature.h>

namespace kumo::pollux::exec {

/// Convert words with spaces to a Pollux Type Signature.
/// First check if all the words are a Pollux type.
/// If cannotHaveFieldName = false, check if the first word is a field name and
/// the remaining words are a Pollux type.
TypeSignaturePtr inferTypeWithSpaces(
    const std::vector<std::string>& words,
    bool canHaveFieldName = false);

/// Extract names from an input string by splitting on commas, trimming and
/// lower casing.
std::unordered_set<std::string> splitNames(const std::string& names);

} // namespace kumo::pollux::exec
